1379345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 1866240

約数和(自身を除く): 486895

約数列:

[1, 5, 11, 31, 55, 155, 341, 809, 1705, 4045, 8899, 25079, 44495, 125395, 275869, 1379345]

約数ペア:

[(1, 1379345), (5, 275869), (11, 125395), (31, 44495), (55, 25079), (155, 8899), (341, 4045), (809, 1705)]